DMC-20434N-B Optrex America Inc, DMC-20434N-B Datasheet - Page 6

• Manufacturer Part Number: DMC-20434N-B
• Description: LCD 20X4 SUPERTWIST HI CONTRAST
• Manufacturer: Optrex America Inc
• Series: DMC-20434r

Specifications of DMC-20434N-B

• Display Type: STN - Super-Twisted Nematic
• Display Mode: Reflective
• Number Of Digits/alpha: 80
• Outline L X W X H: 98.50mm x 60.00mm x 11.00mm
• Viewing Area: 76.00mm L x 25.20mm W
• Backlight: Without Backlight
• Display Format: 20 x 4
• Character Size: 4.75mm H x 2.95mm W
• Character Format: 5 x 8 Dots
• Voltage - Supply: 5.0V
• Dot Size: 0.55mm W x 0.55mm H
• Interface: *
• Operating Temperature: 0°C ~ 50°C
• Other names: 73-1092; DMC20434NB; OP420NB

180 ﾟ
Photometer
3.3.Definition of Viewing Angle and Optimum Viewing Area
3.4.System Block Diagram
DMC20434N-B (AZ) No.2000-0139
#1980A WB
Computer
･Point ● shows the point where contrast ratio is measured. : θ= 0 ﾟ, φ=－ﾟ
･Driving condition : 1/16 Duty, 1/4.5 Bias, V
135 ﾟ
･Area
225 ﾟ
shows typ. CR≧2
270 ﾟ
90 ﾟ
10 20 30 40 50
θ
Control Unit &
Waveform Generator
45 ﾟ
315 ﾟ
Temperature Chamber
φ
D
(φ= 0 ﾟ）
=4.6V,
OPTREX
180 ﾟ
Rotation Table ( θ , φ )
OPTREX CORPORATION
f
F
=46.9Hz
270 ﾟ
φ
θ
θ
LCD
Halogen bulb
90 ﾟ
Optical Fiber
φ
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0 ﾟ